Questions tagged [uuid]
A Universally Unique Identifier is a device-identifying string that is 128 bits long.
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Are Apple Hardware UUIDs guaranteed to be in standard UUID format
I'd like to put my Apple hardware UUIDs into a database, and I wonder if they are always in the standard UUID format. For example: b5e2cf01-8bb6-4fcd-ad88-0efb611195da
Is there an Apple device in the ...
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How to modify the macOS 14 volume UUID?
The image below is from version 10.12 of macOS, where the volume is in JHFS+ format.
This same UUID can be obtained by entering commands in a Terminal application window, as shown below.
$ diskutil ...
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/dev/disk/by-id on macOS?
Suppose that we are doing some operations on drives using for example diskutil. Usually we use /dev/diskX to indicate which drive we are working on, but the number X could change next time we connect ...
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How to identify a bluetooth device?
I am having kernel—task taking up to 1000% of my CPU, starting the fan and making the iMac unresponsive. (Catalina 10.15.7)
In trying to identify the cause I looked in the logs where I have 2 or 3 ...
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How can I query the hardware UUID of a Mac programmatically from a command line?
The hardware universally unique identifier (UUID) can often be used by developers to associate information unique to a Mac. This identifier will usually persist through OS upgrades or reinstalls, as ...
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How to delete all partitions from iMac without an OS installed and rebuild a fusion drive without UUID
a friend of mine bought a second hand iMac and they erased sort of everything from the iMac before it was given to him. There is no OS installed and it's not possible to instal a new version from OSX ...
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How do I print my logical volume group UUID to file?
I'm in the process of trying to automate getting the LVGUUID and printing it as a string to a text file, or better piping it in terminal to other commands. All I can do right now is diskutil ...
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Restore Permissions to external HDD
To read/write NTFS (Windows-formatted) external HDDs on my Mac, I have installed FUSE for OS X (version 3.2.0) and NTFS-3G (version 2015.3.14, installed with homebrew and the instructions from NTFS-3G)...
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How can I change an NTFS Volume UUID?
I just upgraded my Mac to Mac OS X El Capitan and I wanted to update my Windows 7 to Windows 10.
But, before that, I need to make a backup of my Windows partition.
As I've done it before, I have a ...
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ITunes backups - how's the UID generated?
I'm struggling with an issue with an encrypted backup (see Apple Backup encrypted format specs? I need to decrypt part of a backup (for which I have the key) that iTunes won't restore and How to ...
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Can one iPhone be registered to multiple Developer accounts?
I have an Apple iOS Developer account and I registered my iPhones UUID to this account (to create Provisioning Profiles, etc.).
Is it possible to add this iPhones UUID to another iOS Developer ...
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MacBook Air serial number
I am seeking to find a Macbook Air serial number from within the backup files created by the Mountain Lion operating system and stored on an external hard drive. Exactly which file do I need to be ...
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Is the UUID command missing in 10.8.2?
I just noticed that the uuid command is no longer working on my MacBook. One possibility is that it was removed when I upgraded to Mountain Lion. The man page is still available.
man uuid
Does ...
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How to get UUID with Python?
System Report will display the system's Hardware UUID in the format 01234567-89ab-cdef-0123-456789abcdef.
Using the shell we can retrieve the same UUID:
ioreg -rd1 -c IOPlatformExpertDevice | grep -...
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